The U.S. will impose additional 50% tariffs on certain Canadian goods, the White House says, as retaliation for Canada’s “discriminatory” treatment of American products. The measures are tied to Canadian alcohol restrictions imposed by most provinces, quotas that limit imports of U.S. cheese under the supply management system, and trade actions affecting U.S. vehicles and auto parts. Officials say the tariffs will take effect 30 days after signing and target multiple product categories, with some exemptions including energy and critical minerals